Inventor
TOMITA ISAO
JP55 patents
⚠️ This page may combine multiple inventors who share the name “TOMITA ISAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
11 patentsUS11606144B2Mar 14, 2023
Pluggable optical module and optical communication system
NEC CORP1 citations73
US10917172B2Feb 9, 2021
Pluggable optical module, optical communication system, and control method of pluggable optical module
NEC CORP3 citations73
US10890726B2Jan 12, 2021
Pluggable optical module and optical communication system
NEC CORP2 citations73
US10644478B2May 5, 2020
Light source module and method of manufacturing light source module
NEC CORP2 citations73
US11899256B2Feb 13, 2024
Pluggable optical module and optical communication system
NEC CORP0 citations62
US11342991B2May 24, 2022
Pluggable optical module, optical communication system, and control method of pluggable optical module
NEC CORP0 citations62
US7684133B2Mar 23, 2010
Optical module
NEC CORP2 citations62
US12443018B2Oct 14, 2025
Optical module
NEC CORP0 citations54
US11909448B2Feb 20, 2024
Single-fiber bi-directional optical transceiver sub-assembly
NEC CORP0 citations52
US11533109B2Dec 20, 2022
Optical communication system, optical transceiver, optical communication method, and non-transitory computer readable medium
NEC CORP0 citations52
US9606310B2Mar 28, 2017
Sealing structure of optical communication module and sealing method of the same
NEC CORP0 citations52
MITSUBISHI HEAVY IND LTD
10 patentsUS11066982B2Jul 20, 2021
Centrifugal compressor and turbocharger
MITSUBISHI HEAVY IND LTD8 citations84
US10655637B2May 19, 2020
Scroll casing and centrifugal compressor
MITSUBISHI HEAVY IND LTD2 citations73
US10167877B2Jan 1, 2019
Centrifugal compressor
MITSUBISHI HEAVY IND LTD4 citations73
US10125793B2Nov 13, 2018
Centrifugal compressor
MITSUBISHI HEAVY IND LTD6 citations73
US10801514B2Oct 13, 2020
Impeller wheel and centrifugal compressor having impeller wheel
MITSUBISHI HEAVY IND LTD4 citations70
US11261878B2Mar 1, 2022
Vaned diffuser and centrifugal compressor
MITSUBISHI HEAVY IND LTD0 citations52
US10072523B2Sep 11, 2018
Sheet-metal turbine housing
MITSUBISHI HEAVY IND LTD1 citations52
US9790957B2Oct 17, 2017
Air intake duct structure for centrifugal fluid machine
MITSUBISHI HEAVY IND LTD1 citations52
US10267332B2Apr 23, 2019
Compressor
MITSUBISHI HEAVY IND LTD0 citations51
US9926938B2Mar 27, 2018
Variable geometry turbocharger
MITSUBISHI HEAVY IND LTD1 citations51
MITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD
10 patentsUS11078922B2Aug 3, 2021
Scroll casing and centrifugal compressor
MITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD2 citations73
US11067094B2Jul 20, 2021
Compressor scroll and centrifugal compressor
MITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD2 citations73
US10837297B2Nov 17, 2020
Centrifugal compressor and turbocharger
MITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD2 citations73
US10473207B2Nov 12, 2019
Oil-drain device for thrust bearing device and turbocharger provided with the same
MITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD4 citations71
US10436218B2Oct 8, 2019
Compressor cover, centrifugal compressor, and turbocharger, and compressor cover manufacturing method
MITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD2 citations71
US10683870B2Jun 16, 2020
Impeller cover, rotary machine, and impeller cover manufacturing method
MITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD1 citations62
US11401828B2Aug 2, 2022
Asymmetric turbomachinery housing for thermal expansion
MITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD0 citations60
US12372093B2Jul 29, 2025
Centrifugal compressor and turbocharger
MITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD0 citations52
US11976667B2May 7, 2024
Centrifugal compressor and turbocharger
MITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD0 citations52
US11725668B2Aug 15, 2023
Centrifugal compressor and turbocharger
MITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD0 citations52
TOMITA ISAO
4 patentsUS9366265B2Jun 14, 2016
Scroll shape of centrifugal compressor
TOMITA ISAO8 citations83
US8888440B2Nov 18, 2014
Compressor of exhaust gas turbocharger
TOMITA ISAO18 citations83
US9638208B2May 2, 2017
Centrifugal compressor
TOMITA ISAO4 citations72
US9494160B2Nov 15, 2016
Centrifugal compressor impeller
TOMITA ISAO4 citations72
IWAKIRI KENICHIRO
3 patentsJX NIPPON MINING & METALS CORP
2 patentsUS11718895B2Aug 8, 2023
Method for dissolving lithium compound, method for manufacturing lithium carbonate, and method for recovering lithium from lithium ion secondary cell scrap
JX NIPPON MINING & METALS CORP5 citations83
US12515960B2Jan 6, 2026
Method for producing lithium hydroxide
JX NIPPON MINING & METALS CORP0 citations60
HOSHI TORU
2 patentsASOBE MASAKI
1 patentIBARAKI SEIICHI
1 patentNISHIDA HIDEAKI
1 patentKANEKO TARO
1 patentSUGIMOTO KOICHI
1 patentMITSUBISHI HEAVY IND MARINE MACHINERY & EQUIPMENT CO LTD
1 patentJX METALS CORP
1 patentJX METALS CIRCULAR SOLUTIONS CO LTD
1 patentShowing the top 50 of 55 patents by PatentIndex Score.